A cikin wannan labarin, zamu tattauna game da cututtuka 18, wanda ake kira Edwards syndrome.
Yaya za a gano trisomy akan chromosome 18?
Don gano irin wannan rabuwar a cikin ci gaba da yaro a matakin jinsi, kamar tamanin 18, za'a iya yin shi ta hanyar nunawa a makonni 12-13 da 16-18 (idan an canja kwanan wata zuwa mako 1). Ya hada da nazarin kwayoyin cutar biochemical da duban dan tayi.
Rashin haɗarin yaron da ke da tisomy 18 a cikin yaro don raguwa kasa da darajar al'ada na hormone kyauta b-hCG (dan adam chorionic gonadotropin) an ƙaddara. Ga kowane mako, mai nuna alama ya bambanta. Saboda haka, don samun amsar mafi gaskiya, kana buƙatar sanin daidai lokacin da kake ciki. Zaka iya mayar da hankali ga shafuka masu zuwa:
A cikin 'yan kwanaki bayan gwaji, zaka sami sakamako inda za a nuna maka, mene ne yiwuwar samun ciwon zuciya 18 da wasu abubuwan da ke cikin tayin. Za su iya zama low, al'ada ko ɗaga. Amma wannan ba cikakkiyar ganewar asali ba ne, tun lokacin da aka samo asali mai yawan gaske.
A haɗarin haɗari, ya kamata ka tuntuɓi wani dan jari-hujja wanda zai rubuta bincike na musamman don sanin ko akwai ko bambance-bambance cikin tsarin chromosomes.
Bayyanar cututtuka na trisomy 18
Saboda gaskiyar cewa zangon yana da bashi kuma yakan ba da mummunan sakamako, ba duk masu ciki masu ciki ba. Sa'an nan kuma gaban ciwon Edwards a cikin yaro zai iya ƙayyade wasu alamun waje:
- Hawan ƙaruwa na tsawon ciki (makonni 42), lokacin da aka gano alamar tayi da polyhydramnios.
- A lokacin haihuwar, jariri yana da ƙananan nauyin jiki (2-2.5 kilogiram), siffar mutum mai suna (dolichocephalic), tsari mai ban dariya (goshin goshi, ƙuƙwalwar ido da ƙananan ƙananan idanu), da ƙuƙwalwar ƙuƙwalwa da yatsunsu.
- Rashin nakasa daga gabar jiki da kuma alamu na gabobin ciki (musamman zuciya) ana kiyaye su.
- Tun da yake yara da ƙwararraki 18 suna da ciwo mai haɗari na jiki, suna rayuwa ne kawai don ɗan gajeren lokaci (bayan shekaru 10 kawai 10% na cikinsu).